Youtube-over-IPv6

Daniel Suchy danny at danysek.cz
Fri Jan 29 11:13:46 CET 2010


Hi,
thanks for amplification. We just checked youtube.com. I checked site
you mentioned and this works properly.

Daniel

On 01/29/2010 11:10 AM, Gert Doering wrote:
> Hi,
> 
> On Fri, Jan 29, 2010 at 11:07:12AM +0100, Daniel Suchy wrote:
>> even we participate in Google over IPv6 program, for YouTube DNS queries
>> we have only IPv4 addresses in the answers. Google works perfectly over
>> IPv6.
> 
> The youtube web page is IPv4 only, but the images and videos are delivered
> over IPv6.  You can see this in the dns on, for example, s.ytimg.com:
> 
> $ host s.ytimg.com
> s.ytimg.com is a nickname for static.cache.l.google.com
> static.cache.l.google.com has address 74.125.170.229
> static.cache.l.google.com has address 2001:4860:4001:402::26
> 
>> Isn't this limited for some region, for example? My actual observations
>> are from Czech Republic, checked from AS8251 & AS15685, both with same
>> result...
> 
> I'm not sure - if you don't get v6 for images and videos either, it
> might be that Google has decided "not enough v6 capacity near you".
> 
> For the web site, nobody gets v6 today - so that might be misleading.
> 
> Gert Doering
>         -- NetMaster



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